<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="https://cdn.jsdelivr.net/npm/vue@2.7.14/dist/vue.js"></script>
</head>
<body>

  <div id="a">
<!--    href 是一个动态的值-->
    <a v-bind:href="url">{{url}}</a>
  </div>

  <script>
    var vue = new Vue({
      el: '#a',
      data: {
        url : "d0305.html",
      }
    });
  </script>
</body>

</html>